life Process

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What is the common evidence for being alive according to the passage?

Infecting cells

Visible movement (correct)

Color

Breathing

Why is there controversy about whether viruses are truly alive or not?

They infect cells

They do not show any molecular movement (correct)

They have visible movement

They grow over time

What characteristic of plants is mentioned in the passage as a way to know they are alive?

Visible movement

Eating food

Infecting cells

Leaves of colors other than green (correct)

Why is using visible movement as the defining characteristic of life not enough?

Some animals can breathe without visible movement Signup and view all the answers

According to professional biologists, why is there a controversy about whether viruses are truly alive or not?

Viruses do not show any molecular movement Signup and view all the answers

In biological classification, what is the rank of class in relation to phylum and order?

Between phylum and order Signup and view all the answers

Who first introduced the distinct rank of class in biological classification?

Joseph Pitton de Tournefort Signup and view all the answers

How is the composition of each class ultimately determined?

By the subjective judgment of taxonomists Signup and view all the answers

Which of the following did Carl Linnaeus divide into classes in the first edition of his Systema Naturae?

All three kingdoms of Nature Signup and view all the answers

What distinctive characteristic is historically conceived to be embraced by taxa in the class?

'Level of complexity' measured in terms of how differentiated their organ systems are into distinct regions or sub-organs Signup and view all the answers

According to the passage, what is a contentious issue regarding viruses and their classification as living organisms?

The controversy surrounding their molecular movement Signup and view all the answers

Based on the passage, why is the visible movement not considered a sufficient defining characteristic of life?

Due to the invisible molecular movement necessary for life Signup and view all the answers

What is the primary reason for the controversy about whether viruses are truly alive or not?

Their lack of visible movement until they infect some cell Signup and view all the answers

Why do professional biologists consider invisible molecular movement necessary for life?

To differentiate between living and non-living organisms Signup and view all the answers

What characteristic of viruses contributes to the controversy about their classification as living or non-living?

Their lack of visible movement Signup and view all the answers

life Process

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